Data were collected from nearly 10,000 secondary students in The Netherlands, aged 14-20 on the prevalence of suicide attempts & recent thoughts about suicide & death. In this sample, 3.3% of the girls & 1.3% of the boys indicated that they had attempted suicide. Younger students already reported as many attempts as the eldest. Differences between boys & girls & between types of schools were not substantial. 5.2% of the girls & 2.2% of the boys currently had thoughts of suicide. 20 refs.